EI type transformers, power transformers, transformer leakage protection device, pure copper wire sufficient power, complete specifications can be customized input rated voltage: single-phase 220 vac / 110 v / 230 v / 380 v (according to customer requirements can be change) : working frequency 50 hz / 60 hz output voltage: 13 v 0 v, 13 v x 3 groups (according to customer requirements can be change) output current: 60 ma (according to customer requirements can be change) power: 1.6 W * 3 groups (according to customer requirements can be change) specification: 35 * 16: temperature < 85 ℃ dielectric strength: 2000 v, 1 minute without breakdown: insulation resistance, winding insulation resistance to single-phase acuity 2.2 M Ω conditions of use: 1. Ambient temperature: -15℃ ~ +40℃ 2. Relative humidity: ≤85%, 50 pieces start to sell, details can consult customer service